36V Hailong Ebike Battery 36V 10Ah/20Ah For 200W-1200W Motor Electric Bicycle

You need battery. 10Ah,20Ah represent the battery capacity, representing the mileage. the base, you can buy a 5Pin battery set. Of course, if you don’t mind replacing the original battery base, you don’t have to consider whether the battery base is 4Pin or 5Pin,because our battery is with a battery base.